How do you deal with unanswered questions after death?

How would a small bar magnet be oriented when placed at position x?

Amoving electron has kinetic energy k1. after a net amount of work w has been done on it, the electron is moving one-quarter as fast in the opposite direction. (a) find w in terms of k1. (b) does your answer depend on the final direction of the electron's motion?

Debris produced by mining is called